Finding the Fourth Proportional to 1,532,790.36, 2,115,251.28 and 888,584.00
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Solution
The fourth proportional to 1,532,790.36, 2,115,251.28 and 888,584.00 is: 1,226,246.25
Step by Step Solution
- Step 1: Write the proportion equation
1,532,790.36 : 2,115,251.28 = 888,584.00 : x - Step 2: Convert to fraction form
1,532,790.36/2,115,251.28 = 888,584.00/x - Step 3: Cross multiply
1,532,790.36x = 2,115,251.28 × 888,584.00 - Step 4: Simplify right side
1,532,790.36x = 1,879,578,432,811.26 - Step 5: Solve for x
x = 1,879,578,432,811.26/1,532,790.36 - Step 6: Final answer
x = 1,226,246.25
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.